SEC's Investigation Unit 'Outgunned, On A Roll'

The Securities and Exchange Commission (SEC) — once accused by a whistle blower of not being able to find ice cream at a Dairy Queen — is experiencing something of a culture shift. Last year the agency filed a record 735 enforcement actions and collected nearly a billion dollars in penalties from companies with SEC violations. Audie Cornish talks to Devin Leonard, staff writer for Bloomberg Businessweek, about his article, "The SEC: Outmanned, Outgunned, and On a Roll."